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Finding the Fourth Proportional to 109,545.90, 164,205.45 and 59,520.30

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Solution

The fourth proportional to 109,545.90, 164,205.45 and 59,520.30 is: 89,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,545.90 : 164,205.45 = 59,520.30 : x
  2. Step 2: Convert to fraction form
    109,545.90/164,205.45 = 59,520.30/x
  3. Step 3: Cross multiply
    109,545.90x = 164,205.45 × 59,520.30
  4. Step 4: Simplify right side
    109,545.90x = 9,773,557,645.64
  5. Step 5: Solve for x
    x = 9,773,557,645.64/109,545.90
  6. Step 6: Final answer
    x = 89,218.84

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